include what you use: errno.h in process_memory_dump.cc

base/trace_event/process_memory_dump.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/trace_event/process_memory_dump.h"
 
+#include <cerrno>

[Primiano Tucci (use gerrit), 2015/11/05 09:54:07]

can you make it errno.h ?
I think I've never seen the "c" prefix version of includes being used in
chromium/src.

[Mostyn Bramley-Moore, 2015/11/05 09:59:50]

Done.

 #include <vector>
 
 #include "base/process/process_metrics.h"
 #include "base/stl_util.h"
 #include "base/trace_event/process_memory_totals.h"
 #include "base/trace_event/trace_event_argument.h"
 
 #if defined(OS_POSIX)
 #include <sys/mman.h>
 #endif
@@ skipping 229 matching lines @@
 
 void ProcessMemoryDump::AddSuballocation(const MemoryAllocatorDumpGuid& source,
                                          const std::string& target_node_name) {
   std::string child_mad_name = target_node_name + "/__" + source.ToString();
   MemoryAllocatorDump* target_child_mad = CreateAllocatorDump(child_mad_name);
   AddOwnershipEdge(source, target_child_mad->guid());
 }
 
 }  // namespace trace_event
 }  // namespace base